The usage of data communications and computer networks are ever in­ creasing. It is one of the few technological areas which brings benefits to most of the countries and the peoples of the world. Without it many industries could not exist. It is the objective of this book to discuss data communications in a readable form that students and professionals all over the world can understand.

Data communication and networks are fast becoming the largest industry in the world. It is one area of work with which every virtual person has some involvement, whether it be using the telephone or connecting to the Internet. An IT specialist must know existing technologies, but must also know where the industry will go. This book is intended to cover the existing tech­ nologies and also the emerging technologies.

The increasing business use of wireless and mobile technologies on a variety of devices has accelerated the need for a better understanding of the technologies involved. Business Data Communications and Networking: A Research Perspective addresses the key issues for businesses utilizing data communications and the increasing importance of networking technologies in business. Business Data Communications and Networking: A Research Perspective covers a series of technical advances in the field while highlighting their respective contributions to business or organizational goals, and centers on the issues of network-based applications, mobility, wireless networks, and network security.

In today’s wired world, data communications and networking form the central nervous system of business. High speed access to information, instant communication, rapid access to customers and stakeholders, are all key to the success of every enterprise.